It involves , in effect , immunizing mosquitoes against gametes, the sexual stage of Plasmodium.它实际上是免疫蚊虫去抗击配子, 即疟原虫的有性阶段.The occurrence of neurotoxicity appears to be decreasing as more refined immunizing suspensions ar...
The perpetrators of this evil deed must be brought to justice.必须将参与这一恶行的凶手绳之以法。the perpetrators of the crime该项罪行的作恶者Until these measures are taken, the perpetrators will remain free and the killings will undoubtedly cont...